public void ConcatSequenceOverloadFailsWithNullThis() { var e = Assert.Throws <ArgumentNullException>(() => TextReaderExtensions.Concat(null, (IEnumerable <TextReader>)null)); Assert.Equal("first", e.ParamName); }
public void ConcatFailsWithNullThis() { var e = Assert.Throws <ArgumentNullException>(() => TextReaderExtensions.Concat(null)); Assert.Equal("first", e.ParamName); }